[Tests] add describeIf.only; ensure itIf.only gets a boolean.

jquense · Aug 7, 2018 · 460ade7 · 460ade7
1 parent b938f2b
commit 460ade7
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Showing 2 changed files with 17 additions and 1 deletion.
diff --git a/packages/enzyme-example-mocha/test/.setup.js b/packages/enzyme-example-mocha/test/.setup.js
@@ -10,7 +10,7 @@ function copyProps(src, target) {
   Object.defineProperties(target, props);
 }
 
-global.expect = expect; 
+global.expect = expect;
 global.window = window;
 global.document = window.document;
 global.navigator = {

diff --git a/packages/enzyme-test-suite/test/_helpers/index.jsx b/packages/enzyme-test-suite/test/_helpers/index.jsx
@@ -18,6 +18,18 @@ export function describeIf(test, a, b) {
   }
 }
 
+describeIf.only = (test, a, b) => {
+  if (typeof test !== 'boolean') {
+    throw new TypeError(`a boolean is required, you passed a ${typeof test}`);
+  }
+
+  if (test) {
+    describe.only(a, b);
+  } else {
+    describe.skip(a, b);
+  }
+};
+
 /**
  * Simple wrapper around mocha it which allows a boolean to be passed in first which
  * determines whether or not the test will be run
@@ -35,6 +47,10 @@ export function itIf(test, a, b) {
 }
 
 itIf.only = (test, a, b) => {
+  if (typeof test !== 'boolean') {
+    throw new TypeError(`a boolean is required, you passed a ${typeof test}`);
+  }
+
   if (test) {
     it.only(a, b);
   } else {